package com.spring.demo4;

public class B {
	private String bb;
	private A a;
	private D d;
	public String getBb() {
		return bb;
	}
	public void setBb(String bb) {
		this.bb = bb;
	}
	public A getA() {
		return a;
	}
	public void setA(A a) {
		this.a = a;
	}
	public D getD() {
		return d;
	}
	public void setD(D d) {
		this.d = d;
	}
	
}
